ByteByteGo explains complex software and system design concepts in simple terms through short articles and illustrated refreshers. Readers get clear breakdowns of how companies like Shopify, Uber, and others build large-scale systems, plus practical engineering topics such as RAG chunking and testing.

Q42 Engineering publishes technical write-ups from the Dutch software studio, covering projects such as a museum website system, machine-learning visual search for the Rijksmuseum collection, and Kotlin Multiplatform apps. Readers get practical accounts of how real production systems were designed and built.

Zac Sweers' newsletter shares personal updates alongside technical announcements from his Kotlin and open-source work, including a sabbatical reflection, a new formatter tool called kempt, and the stable 1.0 release of the Metro dependency injection framework. Readers get practical, first-person insight into Kotlin tooling and build performance from a working engineer.

A personal blog from the Cork Hounds project that mixes in-depth mobile development write-ups with dog-friendly winery and brewery travel stories. Readers get detailed technical walkthroughs of OAuth2 PKCE and Capacitor bug fixes alongside first-person trip reports.